Subject: [PATCH] arm64: KVM: Fix user access for debug registers

From: [email-masked] (Marc Zyngier)
Date: Wed, 16 Sep 2015 15:06:57 +0100

On 16/09/15 14:41, Christoffer Dall wrote:
> On Wed, Sep 16, 2015 at 11:41:10AM +0100, Marc Zyngier wrote:
>> When setting the debug register from userspace, make sure that
>> copy_from_user() is called with its parameters in the expected
>> order. It otherwise doesn't do what you think.
>>
>> Reported-by: Peter Maydell <[email-masked]>
>> Cc: Alex Benn?e <[email-masked]>
>> Fixes: 84e690bfbed1 ("KVM: arm64: introduce vcpu->arch.debug_ptr")
>> Signed-off-by: Marc Zyngier <[email-masked]>
>
> yikes!
>
> Reviewed-by: Christoffer Dall <[email-masked]>
>

Thanks. Merged and pushed out to -next, together with the physaddr_t patch.

        M.
--
Jazz is not dead. It just smells funny...

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